It can happen if one of the files you include in the theme is returning 404 Not Found error. Like, if you’re linking to a .js or .css or an image which does not exist on that location. Use the Inspector in your browser to see if you get any 404 errors, anywhere. Fix them … Read more
Files to look at: wp-admin/includes/wp-current-screen.php and wp-admin/admin-header.php If we take a look at admin-header.php we can see that $current_screen->render_screen_meta(); is the one responsible for rendering the contextual help on screens. It gets the global $current_screen which is set via WP_Screen class. It has methods like get_help_tabs,get_help_tab,add_help_tab,remove_help_tab,remove_help_tabs , set_help_sidebar which sets and removes the tabs we … Read more
Unfortunately wp_handle_upload_prefilter hook does not recognize an attachment ID yet. It’s too early and runs the pre-sanitized file name (before moving the attachment and storing it as a post) The Logic What you can do is use that hook wp_handle_upload_prefilter but instead, store a transient with a short life that contains the pre-sanitized file name. … Read more
The Action Reference in Codex has a roughly chronological list of actions called during both front-end and admin requests, though it’s nothing fancier than a simple list. Filters are a bit trickier, as they primarily handle output, so it’s going to be specific to what theme and plugins you’ve got and what they’re doing during … Read more
Presenting Notices Gutenberg provides a mechanism for displaying notices in the form of the Notices Data package. In Gutenberg’s editors, the package’s selectors and action creators are exposed on the core/notices store, and can be accessed by any standard means therein, e.g.: useDispatch( ‘core/notices’ ) hook in functional components (including the edit() function of a … Read more
I would do something like this: function wpse38285_wp_login( $user_login ) { set_transient( $user_login, ‘1’, 0 ); } add_action( ‘wp_login’, ‘wpse38285_wp_login’ ); function wpse38285_wp_footer() { global $current_user; get_currentuserinfo(); if ( ! is_user_logged_in() ) return; if ( ! get_transient( $current_user->user_login ) ) return; $js = <<<JS <script type=”text/javascript”> jQuery(‘<div />’) .html(‘<p>You are now logged in as <strong>$current_user->user_login</strong><br … Read more
You simply need to visit the Settings > Permalink page (you don’t have to do anything there) after saving the settings. If I had written the saving function myself, I could just call flush_rewrite_rules() Not quite. flush_rewrite_rules() would have to be called after the custom post type is ‘updated’ to reflect the changes, that is, … Read more
If I’m not totally mistaken, the code you have given on your update won’t work, because the file/mime type pdf isn’t supported by the WP_image_editor class called by wp_get_image_editor(). Creating a thumbnail from a uploaded pdf file can be achieved though. Below code gives you a insight in a possibility how to do it, I … Read more
If you’re using WP 4.7+ you can filter the query using the rest_$type_query hook wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php:L267 This is a working example that filters current query by given terms $types = [ ‘post’, ‘page’, ]; foreach ( $types as $type ) { add_filter( ‘rest_’ . $type . ‘_query’, ‘filter_rest_query_by_zone’, 10, 2 ); } function filter_rest_query_by_zone( $args, $request … Read more
Short answer Yes, it does 😉 Long answer The function that is used to empty the trash/remove trashed posts is called wp_scheduled_delete. When you’ll take a look at it’s code, you’ll see, that it uses wp_delete_post to delete the posts and inside wp_delete_post the action delete_post is run as you can see here.